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Public API Reference |
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A plane in 3D space. More...
#include <csgeom/math3d_d.h>
Public Member Functions | |
double | A () const |
Return the A component of this plane. | |
double & | A () |
Return the A component of this plane. | |
double | B () const |
Return the B component of this plane. | |
double & | B () |
Return the B component of this plane. | |
double | C () const |
Return the C component of this plane. | |
double & | C () |
Return the C component of this plane. | |
double | Classify (const csDVector3 &pt) const |
Classify the given vector with regards to this plane. | |
csDPlane () | |
Initialize to the xy plane. | |
csDPlane (const csDVector3 &plane_norm, double d=0) | |
Initialize the plane. | |
csDPlane (double a, double b, double c, double d=0) | |
Initialize the plane. | |
double | D () const |
Return the D component of this plane. | |
double & | D () |
Return the D component of this plane. | |
double | Distance (const csDVector3 &pt) const |
Compute the distance from the given vector to this plane. | |
void | Invert () |
Reverses the direction of the plane while maintianing the plane itself. | |
csDVector3 & | Normal () |
Return the normal vector of this plane. | |
const csDVector3 & | Normal () const |
Return the normal vector of this plane. | |
void | Normalize () |
Normalizes the plane equation so that 'norm' is a unit vector. | |
void | Set (double a, double b, double c, double d) |
Set the value of the four plane components. | |
Static Public Member Functions | |
static double | Classify (double A, double B, double C, double D, const csDVector3 &pt) |
Classify a vector with regards to four plane components. | |
Public Attributes | |
double | DD |
The D component of the plane. | |
csDVector3 | norm |
The normal vector (or the (A,B,C) components). |
A plane in 3D space.
The plane is given by the equation AAx + BBy + CCz + DD = 0, Where (AA,BB,CC) is given by the vector 'norm'.
Definition at line 358 of file math3d_d.h.
csDPlane::csDPlane | ( | ) | [inline] |
Initialize to the xy plane.
Definition at line 368 of file math3d_d.h.
csDPlane::csDPlane | ( | const csDVector3 & | plane_norm, |
double | d = 0 |
||
) | [inline] |
Initialize the plane.
Definition at line 371 of file math3d_d.h.
csDPlane::csDPlane | ( | double | a, |
double | b, | ||
double | c, | ||
double | d = 0 |
||
) | [inline] |
Initialize the plane.
Definition at line 375 of file math3d_d.h.
double csDPlane::A | ( | ) | const [inline] |
Return the A component of this plane.
Definition at line 383 of file math3d_d.h.
double& csDPlane::A | ( | ) | [inline] |
Return the A component of this plane.
Definition at line 392 of file math3d_d.h.
double csDPlane::B | ( | ) | const [inline] |
Return the B component of this plane.
Definition at line 385 of file math3d_d.h.
double& csDPlane::B | ( | ) | [inline] |
Return the B component of this plane.
Definition at line 394 of file math3d_d.h.
double csDPlane::C | ( | ) | const [inline] |
Return the C component of this plane.
Definition at line 387 of file math3d_d.h.
double& csDPlane::C | ( | ) | [inline] |
Return the C component of this plane.
Definition at line 396 of file math3d_d.h.
double csDPlane::Classify | ( | const csDVector3 & | pt | ) | const [inline] |
Classify the given vector with regards to this plane.
Definition at line 405 of file math3d_d.h.
static double csDPlane::Classify | ( | double | A, |
double | B, | ||
double | C, | ||
double | D, | ||
const csDVector3 & | pt | ||
) | [inline, static] |
Classify a vector with regards to four plane components.
Definition at line 408 of file math3d_d.h.
double csDPlane::D | ( | ) | const [inline] |
Return the D component of this plane.
Definition at line 389 of file math3d_d.h.
double& csDPlane::D | ( | ) | [inline] |
Return the D component of this plane.
Definition at line 398 of file math3d_d.h.
double csDPlane::Distance | ( | const csDVector3 & | pt | ) | const [inline] |
Compute the distance from the given vector to this plane.
This function assumes that 'norm' is a unit vector. If not, the function returns distance times the magnitude of 'norm'.
Definition at line 417 of file math3d_d.h.
void csDPlane::Invert | ( | ) | [inline] |
Reverses the direction of the plane while maintianing the plane itself.
Definition at line 421 of file math3d_d.h.
csDVector3& csDPlane::Normal | ( | ) | [inline] |
Return the normal vector of this plane.
Definition at line 378 of file math3d_d.h.
const csDVector3& csDPlane::Normal | ( | ) | const [inline] |
Return the normal vector of this plane.
Definition at line 380 of file math3d_d.h.
void csDPlane::Normalize | ( | ) | [inline] |
Normalizes the plane equation so that 'norm' is a unit vector.
Definition at line 424 of file math3d_d.h.
void csDPlane::Set | ( | double | a, |
double | b, | ||
double | c, | ||
double | d | ||
) | [inline] |
Set the value of the four plane components.
Definition at line 401 of file math3d_d.h.
double csDPlane::DD |
The D component of the plane.
Definition at line 365 of file math3d_d.h.
The normal vector (or the (A,B,C) components).
Definition at line 362 of file math3d_d.h.